CN202573776U - Electric automobile driven by wheel hub motor - Google Patents
Electric automobile driven by wheel hub motor Download PDFInfo
- Publication number
- CN202573776U CN202573776U CN 201220258098 CN201220258098U CN202573776U CN 202573776 U CN202573776 U CN 202573776U CN 201220258098 CN201220258098 CN 201220258098 CN 201220258098 U CN201220258098 U CN 201220258098U CN 202573776 U CN202573776 U CN 202573776U
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- wheel hub
- suspension
- vehicle frame
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Abstract
The utility model discloses an electric automobile driven by a wheel hub motor. The electric automobile comprises a frame, two front wheels, two back wheels, a steering system, a power supply system, a control system and seats; the steering system is arranged at the front part of the frame; the seats are mounted at the intermediate part of the frame; one pair of front independent suspension forks is mounted at the front part of the frame; the front wheels are mounted at the lower parts of the front independent suspension forks; one pair of back independent suspension forks is mounted at the back part of the frame; the back wheels are mounted at the lower parts of the back independent suspension forks; the power supply system and the control system are mounted at the bottom of the frame; and the power supply system supplies motive power to the front wheels and/or the back wheels through being electrically connected with the control system. By using the electric automobile disclosed by the utility model, energy sources can be saved more; the electric automobile is better in controllability and safety and is driven by adopting the wheel hub motor; the electric automobile is directly driven by adopting the wheel hub motor; the conventional mechanical hard transmission is replaced by using electric soft transmission; the drive efficiency is improved; and the dead weight of a vehicle is lightened.
Description
Technical field
The utility model belongs to electronlmobil manufacturing technology field, the driving electronlmobil of particularly a kind of wheel hub motor.
Background technology
Along with highlighting day by day of the energy, environmental crisis, particularly after global economic crisis, national governments classify new-energy automobile especially electronlmobil as one after another with each big automobile vendor and first develop planning item.Yet; The research and development of electronlmobil design is at present fettered by the fuel-engined vehicle design-calculated all the time, simply fuel-engined vehicle is adapted as electronlmobil, has seriously hindered the performance of motor-driven advantage; The render electrical electrical automobile is difficult to have high performance-price ratio, has influenced popularizing of electronlmobil.
At present, most of electronlmobil adopts single motor as the car load drive source, and the driving engine of traditional fuel-engined vehicle is substituted by electrical motor, still adopts the driving system, brake system, force aid system of original fuel-engined vehicle etc.Yet, adopting the machine driven system of original fuel-engined vehicle, its driving efficiency is low, makes that deadweight is bigger, is unfavorable for the raising of energy use efficiency.The brake system of tradition fuel oil is converted into heat energy through the friction between the brake component, the lifting that has caused the waste of the energy and be unfavorable for safety performance with the kinetic energy of vehicle in the vehicle brake process.In addition, adopt single motor-driven electronlmobil can not realize direct ACTIVE CONTROL, be unfavorable for the lifting of handling and safety, limited the performance of electric driving advantage drive wheels.Moreover the battery of most of electronlmobil is that lead-acid storage battery is loaded in the boot compartment of rear portion, and its deadweight is bigger, needs to safeguard, and moves after making the center of gravity of car load, causes the inconvenience in the use.At last, mostly the vehicle frame of electronlmobil is steel structure at present, and when satisfying specified intensity, its deadweight is bigger, is unfavorable for the lightweight of vehicle.
Summary of the invention
The utility model is in order to overcome the technological deficiency that traditional electric automobile exists; Provide a kind of and can give full play to electrically operated advantage, energy savings more, the electronlmobil that handling, safety better adopts wheel hub motor to drive; It adopts the wheel hub motor direct drive; Substitute traditional mechanical with the soft transmission of electric power and transmitted firmly, improved driving efficiency, alleviated dead weight of vehicle.
The technical scheme of the utility model is: the driving electronlmobil of wheel hub motor; Comprise vehicle frame, two front-wheels, two trailing wheels, steering swivel system, power-supply system, control system, seat; Described steering swivel system is located at the front portion of vehicle frame; Described chair mounted is in the middle part of vehicle frame, and a pair of independent front suspension is installed in the front portion of vehicle frame, and described front-wheel is installed in the bottom of independent front suspension; A pair of independent rear suspension is installed at the rear portion of said vehicle frame, and described trailing wheel is installed in the bottom of independent rear suspension; Described power-supply system, control system are installed on the bottom of vehicle frame, and power-supply system and control system be through being electrically connected, for front-wheel and/or trailing wheel provide power.
Preferably, connect a Panhard rod between two front-wheels.
Preferably, steering swivel system is an electric power steering, comprises rotary angle transmitter, and the measurement range of rotary angle transmitter is-720 °-720 °, and for the control of electric drive wheel differential provides the vehicle angular signal, control vehicle turns to differential.
Preferably; Vehicle frame comprises body framwork layer, skeleton upper strata, chassis, chassis skeleton lower floor; The body framwork layer connects the skeleton upper strata, chassis of below through several post beams; The front and rear part of body framwork layer connects the chassis skeleton lower floor of below respectively through several vertical beams, be connected through several vertical bars between skeleton upper strata, chassis and the chassis skeleton lower floor.
Preferably, power-supply system is installed on the chassis skeleton lower floor of vehicle frame, and control system is installed on the rear portion of the chassis skeleton lower floor of vehicle frame.
Preferably, chair mounted is on the described power-supply system in skeleton upper strata, the chassis of vehicle frame.
Preferably; The body framwork layer comprises two limit longerons, several crossbeam; The stage casing of two limit longerons is horizontal and parallel; The back segment of limit longeron was rolled over an acute angle downwards and was formed the rear pillar beam, and the leading portion of limit longeron was rolled over an acute angle downwards, and the end of both sides longitudinal beam front section connects through anterior arch beam transition.
Preferably, connect after cross member between the midway location of two rear pillar beams, connect the rear suspension crossbeam between the bottom of two rear pillar beams, the two ends of rear suspension crossbeam respectively are welded with the first suspension installation base, and the first suspension installation base is installed described independent front suspension; The leading portion of dual-side longeron is near connecting the front suspension crossbeam between the end position, the two ends of front suspension crossbeam respectively are welded with the second suspension installation base, and the second suspension installation base is installed described independent rear suspension.
Preferably, skeleton lower floor in chassis comprises the main longitudinal grider of two symmetries, several isometric secondary longeron, several crossbeam, main longitudinal grider and the parallel laying of secondary longeron, and the length of main longitudinal grider is longer than secondary longeron; Connect chassis first crossbeam between the front end end of two main longitudinal griders, connect chassis the 7th crossbeam between the end, rear end of two main longitudinal griders; The leading section of several secondary longerons connects chassis second crossbeam, and chassis second crossbeam also is connected with the leading portion of two main longitudinal griders; The rearward end of several secondary longerons connects chassis the 5th crossbeam, and chassis the 5th crossbeam also is connected with the back segment of two main longitudinal griders; Be in and also be connected with chassis the 3rd crossbeam, chassis the 4th crossbeam between the main longitudinal grider between chassis second crossbeam and chassis the 5th crossbeam, secondary longeron; Be connected chassis the 6th crossbeam between two main longitudinal griders between chassis the 5th crossbeam and chassis the 7th crossbeam.
Preferably, skeleton upper strata, chassis comprises several longerons that parallel, several crossbeam that parallels, and several longerons and several beam vertical are cross-linked.
Than the conventional electric-powered automobile, the utility model has promoted efficiency of energy utilization more than 20%, alleviates deadweight more than 15%; The center of gravity of car load is close to the vehicle centre of form, and it is handling, safety is better; Can adopt that lithium cell group volume is less to be placed under the seat, increase the free space in the car; The body frame structure for automotive of high strength aluminum alloy has not only promoted the intensity and the rigidity of vehicle body, has also alleviated complete vehicle quality simultaneously; The front and back independent suspension makes the passenger have better travelling comfort.
Description of drawings
Fig. 1 is the structural representation of the utility model electronlmobil.
Fig. 2 is the front view of the utility model electronlmobil.
Fig. 3 is the left view of the utility model electronlmobil.
Fig. 4 is the birds-eye view of the utility model electronlmobil.
Fig. 5 is the structural representation of the utility model vehicle frame.
Fig. 6 is the front view of the utility model vehicle frame.
Fig. 7 is the left view of the utility model vehicle frame.
Fig. 8 is the birds-eye view of the utility model vehicle frame.
The specific embodiment
Below in conjunction with accompanying drawing the utility model embodiment is elaborated.
Shown in Fig. 1-4, the driving electronlmobil of present embodiment wheel hub motor comprises: vehicle frame 1, wheel hub motor and drive wheel 2,3 thereof, independent suspension 4,5, steering swivel system 6, power-supply system 7, control system 8 and seat 9.
Shown in Fig. 5-8; Vehicle frame is divided into three layers (from top to down): body framwork layer, skeleton upper strata, chassis, chassis skeleton lower floor; Wherein, body framwork layer material therefor is circular pipe, and all the other each layers adopt square pipe; All adopt laser welding between each tubing and each layer, have higher intensity and rigidity.
The body framwork layer comprises limit longeron, crossbeam, post beam; Wherein, The both sides at top are respectively limit longeron 1-5,1-8, and the stage casing 1-5-1 of two limit longerons, 1-8-1 is horizontal and parallel, and back segment 1-5-2, the 1-8-2 of both sides longeron rolled over an acute angle downwards and formed the rear pillar beam; Leading portion 1-5-3,1-8-3 also rolled over an acute angle downwards, and the end of both leading portions is through anterior arch beam 1-12 transition.Like this, the back segment of dual-side longeron, stage casing, leading portion and anterior arch beam are several sections integral types, are formed through bending machining by high-intensity aluminium-alloy pipe; Each section is cylindrical straight-bar beam; By arc transition, guarantee requirement of strength between every section, alleviated the weight of vehicle frame.And anterior arch beam absorbing impact well impacts, and has guaranteed the collision safety of vehicle.
The midway location welding after cross member 1-4 of two rear pillar beam 1-5-2,1-8-2.The bottom welding rear suspension crossbeam 1-3 of two post beam 1-5-2,1-8-2, the two ends of rear suspension crossbeam 1-3 respectively are welded with suspension installation base 1-6, in order to connect the bumper of suspension.
Dual-side longeron stage casing 1-5-1,1-8-1 weld top (back) crossbeam 1-7 near rear positions; The two ends of top cross beam 1-7 with form post beam 1-B respectively to extending below after the limit longeron is connected; The bottom of post beam 1-B extends to skeleton upper strata, chassis, and is welded in skeleton upper strata, chassis.Top cross beam 1-7 and two post beam 1-B are formed by a high-intensity aluminium-alloy pipe bending.
Dual-side longeron stage casing is connected another top cross beam 1-9 with the bending part of leading portion; The two ends of top cross beam 1-9 with form post beam 1-A respectively to extending below after the limit longeron is connected; Every post beam 1-A is divided into two sections, the epimere inclined forward, and hypomere is vertical shape; The bottom of hypomere extends to skeleton upper strata, chassis, and is welded in skeleton upper strata, chassis.Top cross beam 1-9 and two post beam 1-A are formed by a high-intensity aluminium-alloy pipe bending, connect an instrument at the nearly upper end position of two side columns beam 1-A hypomere crossbeam 1-10 is installed, in order to arrange the steering swivel system and the instrument of vehicle.
The leading portion of dual-side longeron 1-5,1-8 is near welding front suspension crossbeam 1-11 between the end position, and its two ends respectively are welded with suspension installation base 1-32, in order to connect the bumper of suspension.
Chassis skeleton lower floor comprises the main longitudinal grider of two symmetries, three isometric secondary longerons, seven crossbeams; Main longitudinal grider, the parallel laying of secondary longeron; Main longitudinal grider 1-1,1-2 are positioned on the trisection line of dual-side (pair) longeron 1-21 spacing; Be the main stress beam of vehicle frame, cross-sectional area is greater than all the other beams, and the front and back end that length is main longitudinal grider than secondary longeron length all will surpass secondary longeron.The front portion of main longitudinal grider 1-1,1-2 and rear portion (promptly exceed secondary longeron one section) can suitably curve inwardly, and the requirement of having arranged the independent suspension connecting rods before and after both having satisfied can guarantee the stiffness and strength requirement at middle part again.Lay a secondary longeron 1-22 on the line of centers of two main longitudinal grider 1-1,1-2.The welding chassis first crossbeam 1-13 between the front end end of two main longitudinal grider 1-1,1-2, welding chassis the 7th crossbeam 1-19 between the end, rear end of two main longitudinal grider 1-1,1-2.The leading section of the three secondary longerons welding chassis second crossbeam 1-14, this crossbeam 1-14 also with the leading portion welding of two main longitudinal grider 1-1,1-2.The rearward end of three secondary longerons welding chassis the 5th crossbeam 1-18, this crossbeam 1-18 also with the back segment welding of two main longitudinal grider 1-1,1-2.Be in and also be welded with chassis the 3rd crossbeam 1-16, chassis the 4th crossbeam 1-23 between the main longitudinal grider between chassis second crossbeam 1-14 and chassis the 5th crossbeam 1-18, secondary longeron.Welding chassis the 6th crossbeam 1-24 between two main longitudinal griders between chassis the 5th crossbeam 1-18 and chassis the 7th crossbeam 1-19.Arrange parts such as battery, battery charger between crossbeam 1-16 and the crossbeam 1-18, can arrange seat on it.Arrange controller between crossbeam 1-18 and the crossbeam 1-19, its top is the vehicle boot compartment.Every crossbeam is laid according to the distribute spacing of each parts on the vehicle is different.Different according to zone of living in, the distance between each crossbeam is different.
The leading portion of two main longitudinal grider 1-1,1-2 respectively and its top front suspension crossbeam 1-11 between the welding anterior vertical beam 1-25.Welding rear portion vertical beam 1-26 between the rear suspension crossbeam 1-3 of the back segment of two main longitudinal grider 1-1,1-2 and its top.
Skeleton upper strata, chassis comprises several longerons, crossbeam; Crossbeam 1-27,1-15,1-17 are in respectively on the chassis second crossbeam 1-14, chassis the 3rd crossbeam 1-16, chassis the 5th crossbeam 1-18, and the corresponding crossbeam of levels parallels and welds through several vertical bar 1-28 (front portion), 1-29 (middle part), 1-30 (rear portion).Four longerons of vertical welding between crossbeam 1-15 and the crossbeam 1-17; Seat is carried on top as battery flat between two crossbeam 1-15,1-17; Middle two longerons extend back and are welded in rear portion vertical beam 1-26, also are welded with crossbeam 1-20 between the two rear portion vertical beam 1-26 (height here).
The anterior vertically bar 1-28 of both sides welding longeron 1-31 respectively and between the vertical bar 1-29 in the middle part of homonymy.
The material of the utility model vehicle frame adopts high-intensity aluminum alloy, has alleviated the quality of vehicle frame, brings into play the advantage that wheel hub motor drives better.Whole vehicle frame is that crossbeam and longeron are staggered, has higher intensity, and the part crossbeam is the shock resistance that arch has improved vehicle frame.Its upper body casing play adopts circular pipe to be convenient to body shape and to satisfy requirement of strength; The chassis adopts square pipe, anterior posterior that the crossbeam that carries independent suspension is all arranged, and the middle part is a double-layer structure, is convenient to arrangements of components such as battery controller in the vehicle midway location.
In addition, adopt laser welding between the aluminium alloy pipe, make vehicle body have higher intensity and rigidity.
Under two suspension installation base 1-32 of vehicle frame front portion an independent front suspension 4 is installed respectively, the bottom of independent suspension 4 connects and connects a Panhard rod 10 between front-wheel 3, two front-wheels.Under two suspension installation base 1-6 at rear portion an independent rear suspension 5 is installed respectively, the bottom of independent suspension 5 connects trailing wheel 2.Body framwork and chassis are integral type high strength aluminum alloy framework, and front suspension is a MacPherson strut; Rear suspension is two fork arm type equal independent suspensions, and each wheel turns to when being convenient to four wheel drive, reduces the car load Turning radius.
Two wheel hub motors place two trailing wheels to adopt the rear-guard mode respectively, also can adopt the two-wheeled forerunner certainly or drive mode entirely.Wheel hub motor is the DC permanent-magnetic brushless external rotor electric machine, has energy-recuperation system, can be that electric energy is a battery charge with recover kinetic energy in vehicles go down and glancing impact.The outer rotor of wheel hub motor and shell are one, are fixed together through bolt and wheel; The internal stator of wheel hub motor is electrically connected with power-supply system 7 through cable.The shell and the brake disc of wheel hub motor are fixed together, and brake caliper is captiveed joint with vehicle body.The front and back wheel brake is disk type brake, is made up of brake caliper, brake disc, brake circuit and electric booster etc.
Steering swivel system 6 is installed on the front portion of vehicle frame; Mainly containing parts such as bearing circle, Linkage steering, rotary angle transmitter, electric power steering mechanism, direction machine forms; Steering swivel system is an electric power steering, comprises rotary angle transmitter, and the measurement range of rotary angle transmitter is-720 °-720 °; For the control of electric drive wheel differential provides the vehicle angular signal, control vehicle turns to differential.
Power-supply system 7 mainly is made up of lithium cell group, battery charger, energy management system etc., and battery pack is passed through cable connection through energy management system and control system 8, for wheel hub motor provides power.Power-supply system adopts lithium cell as the car load propulsion source, and is equipped with corresponding energy management system.Power-supply system 7 is installed on chassis skeleton lower floor, and control system 8 is installed on the rear portion of chassis skeleton lower floor.
Car load is the structure of single two-seater 9, and the car load length range is 2000mm-2600mm, and width range is 1300mm-1500mm.Seat 9 is installed on skeleton upper strata, chassis, and it is on the power-supply system 7.
Above embodiment only is used to the utility model is described and is unrestricted; Those of ordinary skill in the art will be appreciated that; Can make amendment or replacement on an equal basis to the technical scheme of the utility model; Do not break away from the spirit and the scope of the utility model technical scheme, it all falls into the protection domain of the utility model.
Claims (10)
1. the driving electronlmobil of wheel hub motor; Comprise vehicle frame, two front-wheels, two trailing wheels, steering swivel system, power-supply system, control system, seat; Described steering swivel system is located at the front portion of vehicle frame; Described chair mounted is characterized in that in the middle part of vehicle frame: a pair of independent front suspension is installed in the front portion of said vehicle frame, and described front-wheel is installed in the bottom of independent front suspension; A pair of independent rear suspension is installed at the rear portion of said vehicle frame, and described trailing wheel is installed in the bottom of independent rear suspension; Described power-supply system, control system are installed on the bottom of vehicle frame, and power-supply system and control system be through being electrically connected, for front-wheel and/or trailing wheel provide power.
2. the driving electronlmobil of wheel hub motor as claimed in claim 1 is characterized in that: connect a Panhard rod between described two front-wheels.
3. the driving electronlmobil of wheel hub motor as claimed in claim 1; It is characterized in that: described steering swivel system is an electric power steering; Comprise rotary angle transmitter; The measurement range of rotary angle transmitter is-720 °-720 °, and for the control of electric drive wheel differential provides the vehicle angular signal, control vehicle turns to differential.
4. the driving electronlmobil of wheel hub motor as claimed in claim 1; It is characterized in that: described vehicle frame comprises body framwork layer, skeleton upper strata, chassis, chassis skeleton lower floor; The body framwork layer connects the skeleton upper strata, chassis of below through several post beams; The front and rear part of body framwork layer connects the chassis skeleton lower floor of below respectively through several vertical beams, be connected through several vertical bars between skeleton upper strata, chassis and the chassis skeleton lower floor.
5. the driving electronlmobil of wheel hub motor as claimed in claim 4 is characterized in that: described power-supply system is installed on the chassis skeleton lower floor of vehicle frame, and control system is installed on the rear portion of the chassis skeleton lower floor of vehicle frame.
6. the driving electronlmobil of wheel hub motor as claimed in claim 5 is characterized in that: described chair mounted is on the described power-supply system in skeleton upper strata, the chassis of vehicle frame.
7. the driving electronlmobil of wheel hub motor as claimed in claim 4; It is characterized in that: described body framwork layer comprises two limit longerons, several crossbeam; The stage casing of two limit longerons is horizontal and parallel; The back segment of limit longeron was rolled over an acute angle downwards and was formed the rear pillar beam, and the leading portion of limit longeron was rolled over an acute angle downwards, and the end of both sides longitudinal beam front section connects through anterior arch beam transition.
8. the driving electronlmobil of wheel hub motor as claimed in claim 7; It is characterized in that: connect after cross member between the midway location of two rear pillar beams; Connect the rear suspension crossbeam between the bottom of two rear pillar beams; The two ends of rear suspension crossbeam respectively are welded with the first suspension installation base, and the first suspension installation base is installed described independent front suspension; The leading portion of dual-side longeron is near connecting the front suspension crossbeam between the end position, the two ends of front suspension crossbeam respectively are welded with the second suspension installation base, and the second suspension installation base is installed described independent rear suspension.
9. like claim 4 or the driving electronlmobil of 5 described wheel hub motors; It is characterized in that: described chassis skeleton lower floor comprises the main longitudinal grider of two symmetries, several isometric secondary longeron, several crossbeam; Main longitudinal grider and the parallel laying of secondary longeron, the length of main longitudinal grider is longer than secondary longeron; Connect chassis first crossbeam between the front end end of two main longitudinal griders, connect chassis the 7th crossbeam between the end, rear end of two main longitudinal griders; The leading section of several secondary longerons connects chassis second crossbeam, and chassis second crossbeam also is connected with the leading portion of two main longitudinal griders; The rearward end of several secondary longerons connects chassis the 5th crossbeam, and chassis the 5th crossbeam also is connected with the back segment of two main longitudinal griders; Be in and also be connected with chassis the 3rd crossbeam, chassis the 4th crossbeam between the main longitudinal grider between chassis second crossbeam and chassis the 5th crossbeam, secondary longeron; Be connected chassis the 6th crossbeam between two main longitudinal griders between chassis the 5th crossbeam and chassis the 7th crossbeam.
10. like claim 4 or the driving electronlmobil of 6 described wheel hub motors, it is characterized in that: skeleton upper strata, described chassis comprises several longerons that parallel, several crossbeam that parallels, and several longerons and several beam vertical are cross-linked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220258098 CN202573776U (en) | 2012-05-31 | 2012-05-31 | Electric automobile driven by wheel hub motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220258098 CN202573776U (en) | 2012-05-31 | 2012-05-31 | Electric automobile driven by wheel hub motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202573776U true CN202573776U (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220258098 Expired - Fee Related CN202573776U (en) | 2012-05-31 | 2012-05-31 | Electric automobile driven by wheel hub motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN202573776U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700399A (en) * | 2012-05-31 | 2012-10-03 | 杭州电子科技大学 | Wheel hub motor driven electric automobile |
| CN103895483A (en) * | 2012-12-28 | 2014-07-02 | 深圳先进技术研究院 | Electromobile |
-
2012
- 2012-05-31 CN CN 201220258098 patent/CN202573776U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700399A (en) * | 2012-05-31 | 2012-10-03 | 杭州电子科技大学 | Wheel hub motor driven electric automobile |
| CN103895483A (en) * | 2012-12-28 | 2014-07-02 | 深圳先进技术研究院 | Electromobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20150531 |
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| EXPY | Termination of patent right or utility model |